Flange bolts, Hex flange, 18-8, 3/8"-16 x 1-1/2"

Flange bolts

Flange bolts have a circular flange under the head that acts like a washer to distribute the load. Flange bolts that are non-serrated are sometimes called frame bolts.

Flange bolts, Hex flange, 18-8, 3/8"-16 x 1-1/2"

Serrated full thread hex flange bolts

Full thread, Serrated

A hexagonal head for use with a wrench. Meets IFI-111 (2002). Serrated heads are designed to resist loosening.

See also

Flange bolts

Metric flange bolts

Flange bolts have a flange on the bottom of the head that distributes the load like a washer.